211673775

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3623}}^1$

素因数の和:3696

約数の個数: 48

約数和(自身を含む): 377475840

約数和(自身を除く): 165802065

約数列:

[1, 3, 5, 15, 19, 25, 41, 57, 75, 95, 123, 205, 285, 475, 615, 779, 1025, 1425, 2337, 3075, 3623, 3895, 10869, 11685, 18115, 19475, 54345, 58425, 68837, 90575, 148543, 206511, 271725, 344185, 445629, 742715, 1032555, 1720925, 2228145, 2822317, 3713575, 5162775, 8466951, 11140725, 14111585, 42334755, 70557925, 211673775]

約数ペア:

[(1, 211673775), (3, 70557925), (5, 42334755), (15, 14111585), (19, 11140725), (25, 8466951), (41, 5162775), (57, 3713575), (75, 2822317), (95, 2228145), (123, 1720925), (205, 1032555), (285, 742715), (475, 445629), (615, 344185), (779, 271725), (1025, 206511), (1425, 148543), (2337, 90575), (3075, 68837), (3623, 58425), (3895, 54345), (10869, 19475), (11685, 18115)]